Mark variant 1
The two capital glyphs, centered separating dot, and rounded rectangular border preserve their source arrangement.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
M S maker's marks
Compare 2 source-linked mark variants recorded under M S. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1987 · 1919..1936 · 1975..1981 · 1881..1887 · 1973
Mark variant 2
Two separate square double-border punches preserve M on the left and S on the right.
Medium confidence comparison reconstruction.
Sources and comparison limits
Maker labels and date or location statements follow the cited source records. Similar names across source collections have not been merged. Compare the photographed mark and the complete object before relying on a resemblance.
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